99 Sycamore Ave, Mill Valley, CA 94941 Property Records

Marin County property record for 99 Sycamore Ave, Mill Valley, CA 94941

Property Summary

Property Type	Single Family Home
Details	5 bd · 3.5 ba · 5,148 sqft · built 1911
Lot Size	0.138 acres (6,000 sqft)
Owner	2 Company Names on Record
Tax Bill	$14,912 (2025)
Deeds & Mortgages	Feb 2026 Transfer
Flood Zone	Zone AE (high risk)
APN	`028-221-28`

Property Details

APN / Parcel Number

Primary APN	`028-221-28`

Interior

Bedrooms	5 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Total Rooms	10 Rooms
Stories	1 Story
Building Area	5,148 sqft Living Area
Basement Area	676 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1911
Effective Year Built	Effective 1944
Architectural Style	Contemporary
Exterior Material	Wood Shingle
Roof Material	Composition Shingle
Lot Area	6,000 sqft (0.138 acres)
Deck Area	322 sqft
Patio Area	322 sqft

Utilities, Heating & Cooling

Heating System	Central
Heating Fuel	Gas
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	99 SYCAMORE AVE
City	MILL VALLEY
State	CA
Zip	94941-2721
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	RS
Legal Description	LOT 76
Legal Lot Number	76
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	3
Census Block	3004
Census Tract	126100

Owner

Source: Marin County records, as of August 6, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	2 Company Names on Record
Mailing Address	99 SYCAMORE AVE, MILL VALLEY, CA 94941-2721
Owner Type	Company
Vesting	Trust, Revocable Living Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Transfer Date	Feb 20, 2020
Transfer Doc	0000002511
Record Updated	Sep 20, 2026

February 2026: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	MARIN CA
Recording Date	Feb 4, 2026
Property Address	99 SYCAMORE AVE, MILL VALLEY, CA 94941-2721
Document Number	0000002511
Map Reference	MB 1793 PG 311
Instrument Date	Feb 20, 2020
Instrument	2026-0002511
Transaction Type	Transfer
Record Updated	Feb 18, 2026

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Living Trust
Address	99 SYCAMORE AVE, MILL VALLEY, CA 94941-2721

Tax Assessment & Valuation

Source: Marin County assessment roll, as of July 13, 2026

Property Jurisdictions

Type	Name
State	California
County	Marin County
Municipality	Mill Valley City
Elementary School District	Mill Valley Elementary School District (KG - 08)
Secondary School District	Tamalpais Union High School District (09 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$949,527 (+2%) Land $199,128 Building $750,399
2025	$14,912.00 (+4.29%)	$930,912 (+4.04%) Land $195,224 Building $735,688
2023	$14,298.00 (+4.27%) Homeowner's exemption	$894,770 Land $187,645 Building $707,125
2022	$13,712.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

Source: FEMA National Flood Hazard Layer, effective October 18, 2023 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood Zone	Zone AE high risk
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	Varies along the reach; see FIRM
Flood Insurance Requirement	Required federally backed loans
Flood Insurance Cost	Premium on Record median of 61 individual policies
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	69 units insured incl. 8 condo units
Nearby Flood Claims	43 (1979–2024)
Claims Outside the SFHA	6 of 43
Most Recent Claim	Dec 2024 · river or lake flooding
Claims by Event	Severe Storms, Flooding, Mudslides, And Landslides, Jan 2006 · 13 claims Severe Storms & Flooding, Feb 1986 · 3 claims Severe Storms, Flood, Mudslides & High Tide, Jan 1982 · 9 claims

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% annual chance
Exposure	Indirect within ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water System	MARIN MUNICIPAL WATER DISTRICT serves 188,116 people · EPA ID CA2110002
Water Source	Surface water
Last State Inspection	Aug 2023
Lead	Under 1 ppb (2019–2021) action level 15 ppb

Violations Reported to EPA

Water Quality	None last 10 years
Treatment and Procedure	None last 10 years
Monitoring and Reporting	None last 3 years

Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 762 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
Verizon Fixed Wireless	300 / 20
T-Mobile Fixed Wireless	100 / 20